(function () {
  'use strict';

  var HISTORY_KEY = 'soondesign_history';
  var VERSION = typeof __APP_VERSION__ !== 'undefined' ? __APP_VERSION__ : '3.2.101';

  function getAppBasePathname() {
    var p = (typeof window !== 'undefined' && window.location && window.location.pathname) ? window.location.pathname : '/';
    while (p.length > 1 && p.endsWith('/')) {
      p = p.slice(0, -1);
    }
    if (/\.web\.html$/i.test(p) || /\.html$/i.test(p)) {
      p = p.replace(/[^/]+$/, '');
    }
    if (!p.endsWith('/')) p += '/';
    return p;
  }

  var SERVER_API_BASE = (function () {
    var cfg = (typeof window !== 'undefined' && window.SOON_DEPLOY_CONFIG && window.SOON_DEPLOY_CONFIG.api_v1_base);
    if (cfg) return String(cfg).replace(/\/+$/, '') + '/';
    if (typeof window === 'undefined' || !window.location) return '/api/v1/';
    return window.location.origin + getAppBasePathname() + 'api/v1/';
  })();

  function getAccessToken() {
    if (typeof window.soonGetAccessToken === 'function') return window.soonGetAccessToken();
    try { return localStorage.getItem('soon_access') || ''; } catch (e) { return ''; }
  }

  function authedFetch(path, opts) {
    var url = SERVER_API_BASE + String(path).replace(/^\/+/, '');
    if (typeof window.soonAuthedFetch === 'function') {
      return window.soonAuthedFetch(url, opts);
    }
    opts = opts || {};
    opts.headers = Object.assign({}, opts.headers || {});
    if (!opts.headers['Authorization'] && !opts.headers['authorization']) {
      var t = getAccessToken();
      if (t) opts.headers['Authorization'] = 'Bearer ' + t;
    }
    return fetch(url, opts);
  }

  var JSON_HEADERS = {
    'Content-Type': 'application/json; charset=utf-8',
    'Accept': 'application/json'
  };

  function parseCloudRef(p) {
    return typeof window.soonParseFileKey === 'function' ? window.soonParseFileKey(p) : null;
  }

  function normalizeSoonName(p) {
    return typeof window.soonNormalizeSoonName === 'function'
      ? window.soonNormalizeSoonName(p)
      : String(p || 'design.soon');
  }

  function packCloudResult(j) {
    if (!j || !j.ok || !j.data) {
      return Promise.reject(new Error('cloud_empty_response'));
    }
    var fileKey = typeof window.soonApplyCloudMeta === 'function'
      ? window.soonApplyCloudMeta(j.data)
      : null;
    if (!fileKey) {
      var d = j.data;
      window._soonFileMeta = { id: d.id, version: d.version, name: d.name };
      fileKey = 'soondesign_file:' + d.id + ':v' + d.version;
    }
    return { fileId: j.data.id, version: j.data.version, fileKey: fileKey, name: j.data.name };
  }

  function handleCloudResponse(response, bodyText) {
    if (response.ok) {
      try { return Promise.resolve(JSON.parse(bodyText)); } catch (e) { return Promise.resolve(null); }
    }
    var info = typeof window.soonParseApiError === 'function'
      ? window.soonParseApiError(response, bodyText)
      : { status: response.status, message: '操作失败' };
    if (typeof window.soonShowApiError === 'function') window.soonShowApiError(info);
    var err = new Error(info.message || 'cloud_error');
    err.status = info.status;
    err.code = info.code;
    return Promise.reject(err);
  }

  function requireCloudAuth(actionLabel) {
    if (getAccessToken()) return true;
    if (typeof window.soonRequireLogin === 'function') return window.soonRequireLogin(actionLabel);
    return false;
  }

  function navigateToPage(pathWithQuery) {
    try {
      location.href = new URL(pathWithQuery, window.location.href).href;
    } catch (e) {
      location.href = pathWithQuery;
    }
  }

  function getLocale() {
    var lang = typeof navigator !== 'undefined' ? (navigator.language || navigator.browserLanguage || '') : '';
    if (lang.indexOf('zh') === 0) return lang.indexOf('TW') >= 0 ? 'ozh' : 'zh';
    return 'en';
  }

  function getSystemFonts() {
    var list = [
      'Arial', 'Arial Black', 'Comic Sans MS', 'Courier New', 'Georgia',
      'Impact', 'Microsoft YaHei', 'SimHei', 'SimSun', 'KaiTi', 'FangSong',
      'Times New Roman', 'Trebuchet MS', 'Verdana', 'PingFang SC', 'Hiragino Sans GB'
    ];
    if (typeof document !== 'undefined' && document.fonts && document.fonts.forEach) {
      var set = {};
      document.fonts.forEach(function (f) {
        var name = (f.family || '').replace(/^["']|["']$/g, '');
        if (name) set[name] = 1;
      });
      list = Object.keys(set).length ? Object.keys(set).sort() : list;
    }
    return Promise.resolve(list);
  }

  function listCloudFiles(pageOrLimit, sizeOrOffset) {
    if (!getAccessToken()) {
      var empty = { items: [], total: 0 };
      if (typeof pageOrLimit === 'object' && pageOrLimit) {
        empty.page = pageOrLimit.page || 1;
        empty.size = pageOrLimit.size || 12;
      }
      return Promise.resolve(empty);
    }
    var url;
    var fallback = { items: [], total: 0 };
    if (typeof pageOrLimit === 'object' && pageOrLimit) {
      var page = pageOrLimit.page || 1;
      var size = pageOrLimit.size || 12;
      url = 'files?page=' + page + '&size=' + size;
      fallback = { items: [], total: 0, page: page, size: size };
    } else {
      var lim = pageOrLimit || 50;
      var off = sizeOrOffset || 0;
      url = 'files?limit=' + lim + '&offset=' + off;
      fallback = { items: [], limit: lim, offset: off, total: 0 };
    }
    return authedFetch(url, { headers: { Accept: 'application/json' } })
      .then(function (r) { return r.text().then(function (t) { return handleCloudResponse(r, t); }); })
      .then(function (j) { return (j && j.ok && j.data) ? j.data : fallback; });
  }

  function createCloudFile(name, jsonStr) {
    if (!requireCloudAuth('保存')) return Promise.reject(new Error('unauthorized'));
    return authedFetch('files', {
      method: 'POST',
      headers: JSON_HEADERS,
      body: JSON.stringify({ name: normalizeSoonName(name), json: jsonStr })
    })
      .then(function (r) { return r.text().then(function (t) { return handleCloudResponse(r, t); }); })
      .then(packCloudResult);
  }

  function syncCloudFileAfterConflict(id) {
    var oldKey = (typeof window !== 'undefined' && window.openAs && window.openAs.name) ? window.openAs.name : '';
    return authedFetch('files/' + id, { headers: { Accept: 'application/json' } })
      .then(function (response) {
        if (!response.ok) return null;
        return response.json();
      })
      .then(function (payload) {
        if (!payload || !payload.ok || !payload.data) return null;
        var d = payload.data;
        var newKey = typeof window.soonApplyCloudMeta === 'function'
          ? window.soonApplyCloudMeta(d)
          : ('soondesign_file:' + d.id + ':v' + d.version);
        if (oldKey && oldKey !== newKey && typeof window.soonLocalRemove === 'function') {
          window.soonLocalRemove(oldKey);
        }
        if (typeof window.soonRecentOnCloudSave === 'function') {
          window.soonRecentOnCloudSave({
            fileKey: newKey,
            fileId: d.id,
            name: d.name,
            version: d.version
          }, oldKey, null);
        }
        if (typeof window !== 'undefined' && window.openAs && newKey) {
          window.openAs.name = newKey;
        }
        if (typeof window.soonToast === 'function') {
          window.soonToast('文件已在其他端更新，已同步版本，请再次保存', 'warn');
        }
        return newKey;
      });
  }

  function updateCloudFile(id, name, jsonStr, version) {
    if (!requireCloudAuth('保存')) return Promise.reject(new Error('unauthorized'));
    var body = { name: normalizeSoonName(name), json: jsonStr };
    if (version != null) body.version = version;
    return authedFetch('files/' + id, {
      method: 'PUT',
      headers: JSON_HEADERS,
      body: JSON.stringify(body)
    })
      .then(function (r) {
        return r.text().then(function (t) {
          if (r.status === 409) {
            return syncCloudFileAfterConflict(id).then(function () {
              var err = new Error('version_conflict');
              err.status = 409;
              err.conflictSynced = true;
              return Promise.reject(err);
            });
          }
          return handleCloudResponse(r, t);
        });
      })
      .then(packCloudResult);
  }

  function deleteCloudFile(id) {
    if (!requireCloudAuth('删除')) return Promise.reject(new Error('unauthorized'));
    return authedFetch('files/' + id, { method: 'DELETE', headers: { Accept: 'application/json' } })
      .then(function (r) { return r.text().then(function (t) { return handleCloudResponse(r, t); }); });
  }

  function importSoonFile(name, jsonObj) {
    var jsonStr = typeof jsonObj === 'string' ? jsonObj : JSON.stringify(jsonObj);
    return createCloudFile(name, jsonStr);
  }

  function downloadCloudFile(id, fileName) {
    if (!getAccessToken()) {
      return Promise.reject(new Error('unauthorized'));
    }
    return authedFetch('files/' + id + '/download', { headers: { Accept: 'application/octet-stream' } })
      .then(function (response) {
        if (!response.ok) {
          return response.text().then(function (t) { return handleCloudResponse(response, t); });
        }
        return response.blob().then(function (blob) {
          var a = document.createElement('a');
          a.download = normalizeSoonName(fileName || 'design.soon');
          a.href = URL.createObjectURL(blob);
          a.click();
          URL.revokeObjectURL(a.href);
        });
      });
  }

  function isSoonSaveDialog(options) {
    if (options && options.soonFile === true) return true;
    if (options && options.soonFile === false) return false;
    var raw = (options && options.defaultPath) ? String(options.defaultPath) : '';
    if (!raw) return true;
    if (typeof window.soonIsTemplateKey === 'function' && window.soonIsTemplateKey(raw)) return true;
    if (raw.indexOf('soondesign_file:') === 0 || raw.indexOf('soondesign_session:') === 0) return true;
    var filters = options && options.filters;
    if (filters && Array.isArray(filters)) {
      for (var i = 0; i < filters.length; i++) {
        var exts = filters[i].extensions;
        if (exts && exts.indexOf('soon') >= 0) return true;
      }
      return false;
    }
    return /\.soon$/i.test(raw.split(/[/\\]/).pop() || '');
  }

  function genericSaveDialogName(raw) {
    var n = String(raw || 'file').trim();
    return n.split(/[/\\]/).pop() || n || 'file';
  }

  function resolveSaveDialogName(name, options, isSoon) {
    var n = String(name || '').trim();
    if (!n) n = isSoon ? 'design.soon' : 'file';
    if (isSoon) {
      return typeof window.soonEnsureSoonExt === 'function'
        ? window.soonEnsureSoonExt(n)
        : normalizeSoonName(n);
    }
    return genericSaveDialogName(n);
  }

  function defaultSoonSaveDialogName(raw) {
    if (!raw || (typeof window.soonIsTemplateKey === 'function' && window.soonIsTemplateKey(raw))) {
      return typeof window.soonDefaultNewSoonName === 'function'
        ? window.soonDefaultNewSoonName()
        : normalizeSoonName('design.soon');
    }
    if (raw.indexOf('soondesign_file:') === 0 && typeof window.soonDisplayFileName === 'function') {
      return window.soonDisplayFileName(raw);
    }
    return normalizeSoonName(raw);
  }

  var bridge = {
    readHistory: function () {
      try {
        var raw = localStorage.getItem(HISTORY_KEY);
        return Promise.resolve(raw ? JSON.parse(raw) : { history: [] });
      } catch (e) {
        return Promise.resolve({ history: [] });
      }
    },
    writeHistory: function (data) {
      try {
        localStorage.setItem(HISTORY_KEY, JSON.stringify(data));
        return Promise.resolve({ success: true });
      } catch (e) {
        return Promise.resolve({ success: false, error: e.message });
      }
    },
    listCloudFiles: listCloudFiles,
    createCloudFile: createCloudFile,
    updateCloudFile: updateCloudFile,
    deleteCloudFile: deleteCloudFile,
    importSoonFile: importSoonFile,
    downloadCloudFile: downloadCloudFile,
    requireCloudAuth: requireCloudAuth,
    readJsonFile: function (pathOrHandle) {
      if (!pathOrHandle) return Promise.resolve(null);
      if (typeof pathOrHandle === 'object' && pathOrHandle.text) {
        return pathOrHandle.text().then(function (t) {
          try { return JSON.parse(t); } catch (e) { return null; }
        });
      }
      var key = typeof pathOrHandle === 'string' ? pathOrHandle : '';
      var cacheKey = key;

      function cacheHitThen(hit) {
        if (!hit || !hit.json) return null;
        if (typeof window.soonLocalIsTemplateStale === 'function' &&
            window.soonLocalIsTemplateStale(cacheKey, hit.meta)) {
          if (typeof window.soonLocalRemove === 'function') {
            return window.soonLocalRemove(cacheKey).then(function () { return null; });
          }
          return Promise.resolve(null);
        }
        if (cacheKey.indexOf('soondesign_file:') === 0 && hit.meta && hit.meta.name &&
            typeof window.soonBindFileMeta === 'function') {
          window.soonBindFileMeta(cacheKey, { name: hit.meta.name });
        }
        return Promise.resolve(hit.json);
      }

      function afterNetworkJson(json, meta) {
        if (!json) return null;
        if (typeof window.soonLocalCacheAndThumb === 'function') {
          return window.soonLocalCacheAndThumb(cacheKey, json, meta || {}).then(function () { return json; });
        }
        return json;
      }

      if (key && typeof window.soonLocalGet === 'function') {
        return window.soonLocalGet(cacheKey).then(function (hit) {
          return cacheHitThen(hit).then(function (cached) {
            if (cached) return cached;
            return fetchFromNetwork(key, cacheKey);
          });
        }).catch(function () { return fetchFromNetwork(key, cacheKey); });
      }
      return fetchFromNetwork(key, cacheKey);

      function fetchFromNetwork(key, cacheKey) {
        if (key.indexOf('soondesign_session:') === 0) {
          if (typeof window.soonLocalGet === 'function') {
            return window.soonLocalGet(cacheKey).then(function (hit) {
              if (hit && hit.json) return hit.json;
              try {
                var j = sessionStorage.getItem(key);
                if (!j && typeof localStorage !== 'undefined') j = localStorage.getItem(key);
                if (!j || j === 'idb') return null;
                var parsed = JSON.parse(j);
                return afterNetworkJson(parsed, { source: 'session', name: key });
              } catch (e) { return null; }
            });
          }
          try {
            var j = sessionStorage.getItem(key);
            if (!j && typeof localStorage !== 'undefined') j = localStorage.getItem(key);
            if (!j || j === 'idb') return Promise.resolve(null);
            return Promise.resolve(JSON.parse(j));
          } catch (e) { return Promise.resolve(null); }
        }
        if (key && key.indexOf('soondesign_file:') === 0 && typeof fetch !== 'undefined') {
          var fileMatch = key.match(/^soondesign_file:(\d+)/);
          if (fileMatch && getAccessToken()) {
            return authedFetch('files/' + fileMatch[1], { headers: { Accept: 'application/json' } })
              .then(function (response) {
                if (!response.ok) return null;
                return response.json();
              })
              .then(function (payload) {
                if (!payload || !payload.ok || !payload.data) return null;
                var raw = payload.data.json;
                var parsed;
                if (typeof raw === 'string') {
                  try { parsed = JSON.parse(raw); } catch (e) { return null; }
                } else {
                  parsed = raw && typeof raw === 'object' ? raw : null;
                }
                if (!parsed) return null;
                if (typeof window.soonApplyCloudMeta === 'function') {
                  window.soonApplyCloudMeta(payload.data);
                }
                return afterNetworkJson(parsed, {
                  source: 'cloud',
                  name: payload.data.name || '',
                  type: parsed.soonType || 1,
                  updatedAt: payload.data.updated_at || ''
                });
              })
              .catch(function () { return null; });
          }
        }
        if (key && key.indexOf('soondesign_template:') === 0 && typeof fetch !== 'undefined') {
          var tplMatch = key.match(/^soondesign_template:(\d+)/);
          if (tplMatch) {
            var apiBase = (window.SOON_DEPLOY_CONFIG && window.SOON_DEPLOY_CONFIG.api_v1_base) || '';
            if (!apiBase) return Promise.resolve(null);
            return fetch(apiBase + '/templates/' + tplMatch[1] + '/file', { headers: { Accept: 'application/json' } })
              .then(function (response) {
                if (!response.ok) return null;
                return response.text();
              })
              .then(function (text) {
                if (!text) return null;
                var parsed;
                try { parsed = JSON.parse(text); } catch (e) { return null; }
                var tplMeta = window._soonTemplateMeta || {};
                return afterNetworkJson(parsed, {
                  source: 'template',
                  name: tplMeta.name || '',
                  type: tplMeta.type || (parsed.soonType || 1),
                  updatedAt: tplMeta.updated_at || ''
                });
              })
              .catch(function () { return null; });
          }
        }
        return Promise.resolve(null);
      }
    },
    showOpenDialog: function (options) {
      return new Promise(function (resolve) {
        var input = document.createElement('input');
        input.type = 'file';
        if (options && options.filters && Array.isArray(options.filters) && options.filters.length > 0) {
          var acceptList = [];
          options.filters.forEach(function (filter) {
            if (filter.extensions && Array.isArray(filter.extensions)) {
              filter.extensions.forEach(function (ext) {
                var cleanExt = ext.replace(/^\./, '');
                if (['png', 'jpg', 'jpeg', 'gif', 'bmp', 'webp', 'svg'].indexOf(cleanExt.toLowerCase()) >= 0) {
                  var mimeType = 'image/' + (cleanExt.toLowerCase() === 'jpg' ? 'jpeg' : cleanExt.toLowerCase());
                  if (acceptList.indexOf(mimeType) < 0) acceptList.push(mimeType);
                } else {
                  var extWithDot = '.' + cleanExt;
                  if (acceptList.indexOf(extWithDot) < 0) acceptList.push(extWithDot);
                }
              });
            }
          });
          input.accept = acceptList.length > 0 ? acceptList.join(',') : '';
        } else {
          input.accept = '.soon,application/json';
        }
        input.style.display = 'none';
        input.onchange = function () {
          var f = input.files && input.files[0];
          document.body.removeChild(input);
          if (!f) resolve({ canceled: true });
          else resolve({ canceled: false, filePaths: [], files: [f], file: f });
        };
        document.body.appendChild(input);
        input.click();
      });
    },
    showSaveDialog: function (options) {
      var raw = (options && options.defaultPath) ? options.defaultPath : '';
      var isSoon = isSoonSaveDialog(options);
      var defaultName = isSoon ? defaultSoonSaveDialogName(raw) : genericSaveDialogName(raw);
      var title = (options && options.title) ? options.title : (isSoon ? '保存到云端' : '保存文件');
      return new Promise(function (resolve) {
        if (typeof layer === 'undefined' || !layer.open) {
          resolve({ canceled: false, filePath: defaultName, useCloud: !!isSoon });
          return;
        }
        var esc = function (s) {
          return String(s || '').replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/"/g, '&quot;');
        };
        var html = '<div class="soon-dialog-body" style="padding:16px 20px;">' +
          '<label style="display:block;margin-bottom:8px;color:#b8c0c8;font-size:13px;">文件名</label>' +
          '<input type="text" id="soonSaveDialogInput" class="layui-input" value="' + esc(defaultName) + '" ' +
          'style="background:#2b3036;border-color:rgba(255,255,255,0.08);color:#eef1f4;">' +
          '</div>';
        layer.open({
          type: 1,
          skin: 'soon-layer',
          title: title,
          area: ['360px', 'auto'],
          shadeClose: false,
          content: html,
          btn: ['确定', '取消'],
          btnAlign: 'r',
          yes: function (index) {
            var input = document.getElementById('soonSaveDialogInput');
            var name = input && input.value ? String(input.value).trim() : defaultName;
            name = resolveSaveDialogName(name, options, isSoon);
            layer.close(index);
            resolve({ canceled: false, filePath: name, useCloud: !!isSoon });
          },
          btn2: function (index) {
            layer.close(index);
            resolve({ canceled: true });
          },
          cancel: function (index) {
            layer.close(index);
            resolve({ canceled: true });
          }
        });
      });
    },
    writeFile: function (pathOrHandle, content) {
      var isBlob = content instanceof Blob;
      var str = typeof content === 'string' ? content : (isBlob ? null : (content && content.toString ? content.toString() : ''));

      if (isBlob) {
        var blobName = typeof pathOrHandle === 'string' ? pathOrHandle : 'output.bin';
        var a = document.createElement('a');
        a.download = blobName;
        a.href = URL.createObjectURL(content);
        a.click();
        URL.revokeObjectURL(a.href);
        return Promise.resolve();
      }

      if (pathOrHandle && pathOrHandle.createWritable) {
        pathOrHandle = typeof pathOrHandle.name === 'string' ? pathOrHandle.name : 'design.soon';
      }

      var name = typeof pathOrHandle === 'string' ? pathOrHandle : 'design.soon';
      var cloudRef = parseCloudRef(name);
      var fileName = normalizeSoonName(name);

      var parsedJson;
      try { parsedJson = JSON.parse(str); } catch (e) { parsedJson = null; }

      function cacheWriteForKey(targetKey, meta) {
        if (!parsedJson || typeof window.soonLocalCacheAndThumb !== 'function') return Promise.resolve();
        return window.soonLocalCacheAndThumb(targetKey, parsedJson, meta || {});
      }

      function afterCloudSave(res, prevKey) {
        if (!res || !res.fileKey || !parsedJson) return res;
        var meta = { source: 'cloud', name: res.name || fileName, type: parsedJson.soonType || 1 };
        if (prevKey && prevKey !== res.fileKey && typeof window.soonLocalRenameKey === 'function') {
          return window.soonLocalRenameKey(prevKey, res.fileKey, meta).then(function () { return res; });
        }
        return cacheWriteForKey(res.fileKey, meta).then(function () { return res; });
      }

      if (!getAccessToken()) {
        if (cloudRef && cloudRef.id) {
          requireCloudAuth('保存');
          return Promise.reject(new Error('unauthorized'));
        }
        var sessionKey = typeof window.soonMakeSessionKey === 'function'
          ? window.soonMakeSessionKey(name)
          : (name.indexOf('soondesign_session:') === 0
            ? name
            : 'soondesign_session:' + fileName.replace(/\.soon$/i, ''));
        var prevSessionKey = name.indexOf('soondesign_session:') === 0 ? name : '';
        function finishSessionSave() {
          try { sessionStorage.setItem(sessionKey, 'idb'); } catch (e) { /* ignore */ }
          return { fileKey: sessionKey, name: fileName, version: 0 };
        }
        if (prevSessionKey && prevSessionKey !== sessionKey &&
            typeof window.soonLocalRenameKey === 'function') {
          return cacheWriteForKey(sessionKey, { source: 'session', name: fileName }).then(function () {
            return window.soonLocalRenameKey(prevSessionKey, sessionKey, { source: 'session', name: fileName })
              .then(finishSessionSave);
          }).catch(function () {
            return Promise.reject(new Error('save_failed'));
          });
        }
        return cacheWriteForKey(sessionKey, { source: 'session', name: fileName }).then(function () {
          return finishSessionSave();
        }).catch(function () {
          return Promise.reject(new Error('save_failed'));
        });
      }

      if (!requireCloudAuth('保存')) {
        return Promise.reject(new Error('unauthorized'));
      }

      if (cloudRef && cloudRef.id) {
        var ver = cloudRef.version;
        if (ver == null && window._soonFileMeta && window._soonFileMeta.id === cloudRef.id) {
          ver = window._soonFileMeta.version;
        }
        if (typeof window.soonResolveCloudFileName === 'function') {
          var cloudSaveName = window.soonResolveCloudFileName(name);
          if (cloudSaveName) fileName = cloudSaveName;
        }
        var prevCloudKey = name;
        return updateCloudFile(cloudRef.id, fileName, str, ver).then(function (res) {
          return afterCloudSave(res, prevCloudKey);
        });
      }

      var prevKey = name.indexOf('soondesign_session:') === 0 ? name : '';
      return createCloudFile(fileName, str).then(function (res) {
        return afterCloudSave(res, prevKey);
      });
    },
    readFile: function (pathOrHandle) {
      if (pathOrHandle && pathOrHandle.getFile) {
        return pathOrHandle.getFile().then(function (f) {
          return new Promise(function (res, rej) {
            var r = new FileReader();
            r.onload = function () { res(r.result); };
            r.onerror = rej;
            r.readAsArrayBuffer(f);
          });
        });
      }
      if (pathOrHandle && pathOrHandle.arrayBuffer) {
        return pathOrHandle.arrayBuffer();
      }
      return Promise.reject(new Error('No file'));
    },
    getAppVersion: function () { return Promise.resolve(VERSION); },
    getLocale: getLocale,
    getUserDataPath: function () { return ''; },
    getSystemFonts: getSystemFonts,
    openDesignPage: function (file, type) {
      var t = type || 1;
      var key = file || '';
      if (typeof window.soonSyncOpenNavigation === 'function') {
        window.soonSyncOpenNavigation(key, t);
      }
      var fileParam = key ? encodeURIComponent(key) : '';
      navigateToPage('design' + t + '.web.html?file=' + fileParam + '&type=' + t);
    },
    openFirstPage: function () {
      navigateToPage('index.web.html');
    },
    onClose: function (callback) {
      if (typeof window !== 'undefined') {
        window.addEventListener('beforeunload', callback);
      }
    },
    runClose: function () {
      if (typeof window !== 'undefined' && window.close) window.close();
    },
    openHelp: function () {
      try {
        window.open(new URL('../assets/help/User Manual.pdf', window.location.href).href, '_blank');
      } catch (e) {
        window.open('../assets/help/User Manual.pdf', '_blank');
      }
    },
    printPdf: function (urlOrBlob) {
      var url = urlOrBlob;
      if (urlOrBlob && typeof urlOrBlob === 'object' && !(urlOrBlob instanceof String)) {
        url = URL.createObjectURL(urlOrBlob);
      }
      var w = window.open(url, '_blank');
      if (w) w.onload = function () { w.print(); };
    },
    getScaleRate: function () {
      return typeof window !== 'undefined' && window.devicePixelRatio ? window.devicePixelRatio : 1;
    },
    clipboard: {
      readText: function () {
        return navigator.clipboard && navigator.clipboard.readText ? navigator.clipboard.readText() : Promise.resolve('');
      },
      writeText: function (text) {
        if (navigator.clipboard && navigator.clipboard.writeText) {
          return navigator.clipboard.writeText(text);
        }
        return Promise.resolve();
      }
    }
  };

  window.platformBridge = bridge;

  var pathStub = {
    join: function () { return [].slice.call(arguments).join('/').replace(/\/+/g, '/'); }
  };

  window.sysAPI = {
    readHistory: bridge.readHistory,
    writeHistory: bridge.writeHistory,
    readJsonFile: bridge.readJsonFile,
    getAppVersion: bridge.getAppVersion
  };
  window.dialog = {
    showOpenDialog: bridge.showOpenDialog,
    showSaveDialog: bridge.showSaveDialog
  };
  window.soonShowSaveDialog = bridge.showSaveDialog;
  window.path = pathStub;
  window.fs = null;
  window.remote = null;
  var loc = getLocale();
  window.ipcRenderer = {
    send: function (ch, a1, a2) {
      if (ch === 'get-sys-language') { window._sysLanPending = true; setTimeout(function () { if (window._sysLanCb && window._sysLanPending) { window._sysLanCb(null, loc); window._sysLanPending = false; } }, 0); }
      if (ch === 'open-first-page' && bridge.openFirstPage) { bridge.openFirstPage(); }
      if (ch === 'open-design-page' && bridge.openDesignPage && (a1 !== undefined || a2 !== undefined)) { bridge.openDesignPage(a1 || '', a2 || 1); }
      if (ch === 'open-help-file' && bridge.openHelp) { bridge.openHelp(); }
      if (ch === 'run-close' && bridge.runClose) { bridge.runClose(); }
    },
    on: function (ch, cb) {
      if (ch === 'sys-lan') { window._sysLanCb = cb; if (window._sysLanPending) setTimeout(function () { if (window._sysLanCb) { window._sysLanCb(null, loc); window._sysLanPending = false; } }, 0); }
      if (ch === 'close') window._closeCb = cb;
    }
  };
  window.clipboard = bridge.clipboard;
  window.exePath = '';
  window.fullPath = '';
})();